Charge up to 2 compatible USB deviceswithout AC power. Two USB ports provide fast and convenient charging. Input: DC 14-20V Output: Dual USB,5V 2.1A each ports,4.2A in total The built-in belt clip is fixed to the belt or . Designed specifically for yardage duration. Front LED Light Using: Long press 1 second to turn on the front LED light Short press to make the 1st , 2nd an 3rd lights optionsLong press 1 second to turn off the light. Only the LED light adapter, does not include the demonstration of other accessories in the picture. Compatible with: BL1415,BL1415N, BL1430, BL1440, BL1450, BL1815, BL1815N, BL1820, BL1820B, BL1830, BL1840, BL1840B, BL 1415, BL1415N, BL 1430, BL 1440, BL 1450, BL 1815, BL1815N, BL1820, BL1820B, BL 1830, BL1840, BL1840B, BL1850, BL1850B, BL1860, BL60B, BL1890, BL1890B, BL1850, BL1850B, BL1860, BL60B, BL1890, BL1890B Colour:Green Material:ABS Package Contents: 1 x LED Light Adapter (Not Include Battery) 1 x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.